Commit 0ed9a3e3 authored 19 years ago by Richard Guenther Committed by Richard Biener 19 years ago

re PR middle-end/23294 (fold does not fold aC+a to a(C+1) or aC-a to a(C-1))

2005-11-19  Richard Guenther  <rguenther@suse.de>

        PR middle-end/23294
	* fold-const.c (fold_plusminus_mult_expr): New function.
	(fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
	cases, remove now unnecessary code.

	* gcc.dg/tree-ssa/pr23294.c: New testcase.

From-SVN: r107218

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re PR middle-end/23294 (fold does not fold a*C+a to a*(C+1) or a*C-a to a*(C-1))

re PR middle-end/23294 (fold does not fold aC+a to a(C+1) or aC-a to a(C-1))